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/*
 * Copyright 2022 The graph-support project
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *  http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.graphper.api.ext;

import org.graphper.api.attributes.NodeShape;
import org.graphper.util.Asserts;
import org.graphper.api.NodeAttrs;

/**
 * {@link NodeShape} post processing.
 *
 * @author Jamison Jiang
 */
public interface NodeShapePost {

  /**
   * When some characteristics of the shape need to be changed according to the rest of the node
   * attributes, use this method to post-create the enhanced {@link NodeShape} to replace the
   * original {@link NodeShape}.
   *
   * @param nodeAttrs node attribute
   * @return post {@code NodeShape}
   */
  default NodeShape post(NodeAttrs nodeAttrs) {
    Asserts.nullArgument(nodeAttrs, "nodeAttrs");
    return nodeAttrs.getNodeShape();
  }
}